On Fri, Mar 22, 2013 at 06:04:29PM +0400, Sergei Shtylyov wrote:
> Hello.
>
> On 22-03-2013 17:20, Michael Grzeschik wrote:
>
> >The implementation is derived from the fsl_udc_core code in
> >fsl_ep_enable and makes basic iso handling possible.
>
> >Signed-off-by: Michael Grzeschik <[email protected]>
> >Signed-off-by: Marc Kleine-Budde <[email protected]>
> >---
> > Changes since v3:
> > - added QH_ISO_TRANS macro
> > - removed unused operations mentioned by Peter
> > Changes since v2:
> > - fixed usage of variable max
> > - reworked on writel/readl patches
> > Changes since v1:
> > - fixed coding style issues mentioned by Sergei
>
> > drivers/usb/chipidea/udc.c | 14 ++++++++------
> > drivers/usb/chipidea/udc.h | 1 +
> > 2 files changed, 9 insertions(+), 6 deletions(-)
>
> >diff --git a/drivers/usb/chipidea/udc.c b/drivers/usb/chipidea/udc.c
> >index 0ab7b0b..2e48b06 100644
> >--- a/drivers/usb/chipidea/udc.c
> >+++ b/drivers/usb/chipidea/udc.c
> [...]
> >@@ -1027,19 +1029,19 @@ static int ep_enable(struct usb_ep *ep,
> > mEp->num = usb_endpoint_num(desc);
> > mEp->type = usb_endpoint_type(desc);
> >
> >- mEp->ep.maxpacket = usb_endpoint_maxp(desc);
> >+ max = mEp->ep.maxpacket = usb_endpoint_maxp(desc);
> >
> > trace_ci_ep_enable(mEp, 0);
> >
> >- if (mEp->type == USB_ENDPOINT_XFER_CONTROL)
> >+ if (mEp->type == USB_ENDPOINT_XFER_CONTROL) {
> > val |= QH_IOS;
> >- else if (mEp->type == USB_ENDPOINT_XFER_ISOC)
> >- val &= ~QH_MULT;
> >-
> >+ } else if (mEp->type == USB_ENDPOINT_XFER_ISOC) {
> >+ val |= QH_ISO_TRANS(max) << __ffs(QH_MULT);
> >+ }
>
> I don't get why you added {} to each arm of the *if* -- they're
> both signle-statement it seems. scripts/chgeckpatch.pl should have
> warned you.
You are right. Will fix that.
> >diff --git a/drivers/usb/chipidea/udc.h b/drivers/usb/chipidea/udc.h
> >index be60464..b2d7dcf 100644
> >--- a/drivers/usb/chipidea/udc.h
> >+++ b/drivers/usb/chipidea/udc.h
> >@@ -48,6 +48,7 @@ struct ci13xxx_qh {
> > #define QH_MAX_PKT (0x07FFUL << 16)
> > #define QH_ZLT BIT(29)
> > #define QH_MULT (0x0003UL << 30)
> >+#define QH_ISO_TRANS(x) (1 + ((x >> 11) & 0x03))
>
> The macro value should be indented by tabs (althought the ones
> above are indented by spaces).
Correct, i will fix it.
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